package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

/**
 * 通用类
 */
@Slf4j
@Component
@RestController
@RequestMapping("/admin/common")
@Api(tags = "通用接口")
public class CommonController
{

    @Autowired
    private AliOssUtil aliOssUtil;

    /**
     * 文件上传
     * @param file
     * @return
     */
    @PostMapping("/upload")
    @ApiOperation("文件上传")
    public Result<String> upload(MultipartFile file)
    {
        log.info("文件上传 : {}",file);


        String filePath = null;
        try
        {
            //原始文件名
            String originalFilename = file.getOriginalFilename();

            //截取原始文件名的后缀
            /*String[] split = originalFilename.split(".");
            String s = split[split.length - 1];
            String objectName = UUID.randomUUID() + s;*/

            String extension = originalFilename.substring(originalFilename.lastIndexOf("."));//获取文件扩展名
            String objectName = UUID.randomUUID() + extension;//注意！文件扩展名在后

            //参数：文件  传入阿里云中的文件名
            filePath = aliOssUtil.upload(file.getBytes(), objectName);
            return Result.success(filePath);

        } catch (IOException e) {
            log.info("文件上传失败 : {}",e);
        }

        return Result.error(MessageConstant.UPLOAD_FAILED);//文件上传失败
    }
}
